Description: Auto Connect box: Mini auto wireless adapter can turn wired into a media player, say goodbye to constraints, support the buttons, touch screen, etcDesign: Auto connect box is light, compact, easy to install and carryAutomatic connection: The car media player adapter can quickly and stably connect to the car system, and can automatically identify the connection when getting in the carMaterial: The car adapter is made of aluminum alloy, which is sturdy and stable and can be used for a long timeApplicable: Auto adapter is suitable for models that support and match the protocols, and support interconnection function. Please confirm whether the model supports the relevant protocols before purchasing Specification: Material: Aluminum AlloyVolts: DC/5V 0.75W Size Chart: 2.4 cmx4.5 cmx1.08 cm/0.94 inchx1.77 inchx0.43 inch Package Includes: 1x Mini Auto Adapter1x Instruction Manual Note: Please allow slightly errors 1-2cm differences due to manual measurement.